[wisb] Re: Juncos (Oregon vs Brown Slate-colored)
- From: Ryan Brady <ryanbrady10@xxxxxxxxxxx>
- To: <wisbirdn@xxxxxxxxxxxxx>
- Date: Thu, 21 Jan 2010 07:28:32 -0700
Not that Tom needs any backing whatsoever but I completely agree with
everything he said in both his posts. Identifying juncos to subspecies is
probably harder than separating Thayer's and Iceland Gulls and certainly makes
redpoll identification look like a walk in the park.
Ryan Brady
Washburn, Bayfield County, WI
http://www.pbase.com/rbrady
> From: trschultz@xxxxxxxxxxxxxx
> To: heuers3@xxxxxxxxxxxxxx; wisbirdn@xxxxxxxxxxxxx
> Subject: [wisb] Re: Juncos (Oregon vs Brown Slate-colored)
> Date: Wed, 20 Jan 2010 19:36:18 -0600
>
> In general, that is correct -- most of the juncos that winter in Wisconsin
> are likely "Slate-colored" Juncos. However, some of the female (or
> immature?) birds that have brownish flanks (or rusty-brown) that contrast
> sufficiently with a pure gray (as opposed to a brownish or brownish-gray)
> hood are likely these "Cassiar" or cismontanus juncos. The problem is often
> where to draw the line that distinguishes these from "Slate-colored". In a
> case like this, where a suspected different subspecies is not distinctively
> marked, it is probably best to leave it indefinite and just call it a
> Dark-eyed Junco.
>
> I think it's still fun to look at the variation that exists in juncos, and
> check for birds that might be strikingly different -- and perhaps contrasty
> enough to be called an "Oregon" junco or some other distinctive subspecies.
> If possible, it might be useful to obtain photos of such a bird for future
> reference or discussion.
>
> Tom Schultz
> Green Lake Co.
>
>
> ----- Original Message -----
> From: "Curt Heuer" <heuers3@xxxxxxxxxxxxxx>
> To: <wisbirdn@xxxxxxxxxxxxx>
> Sent: Wednesday, January 20, 2010 6:31 PM
> Subject: [wisb] Re: Juncos (Oregon vs Brown Slate-colored)
>
>
>>I thought that the brownish juncos we see in Wisconsin were females of the
>>Slate-colored Juncos - the darker, gray/black ones being the males. Is
>>that wrong?
>>
>> Curt Heuer
>> New Franken, Brown County####################
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>
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